How to Replace a Nissan Juke Spare Key
Nissan Juke is an attractive and fun hatchback with an unusual engine configuration. It's a bit noisy, but it's still enjoyable to drive.
The key fob battery in the Nissan Juke must be replaced every two years or every two years, or when it's low. You can do it yourself, however you'll require some tools.
Dead Coin Battery
If your Nissan Juke key fob isn't functioning, the first thing to examine is the battery within it. It could be dead and needs to be replaced, which is a straightforward fix that will take only some minutes. It's as easy as flipping the fob upside down and removing the small latch/release at the back. Replace the old battery and ensure it's in the middle of the fob. The two halves with care.
If the fob has been exposed to water, it will need to be cleaned prior putting the new battery in. This can be accomplished by using paper towel and isopropyl alcohol or electronic cleaner, and then allow it to dry completely before re-inserting battery.
To start the car the key fob needs to also be connected to the car. This can be done according to the instructions in your owner's manual or by using an OBDII scan. If the key fob has not been paired, that is the most likely explanation of why it has stopped working. It could also be that the fob is equipped with a faulty chip, but this is not common. In this situation it is possible that a new receiver might be required. If this is the situation the receiver module will need to be replaced by an expert technician.
Water Damage

Key fobs are powered by batteries, and the batteries require replacement every two years or more, or at the first sign of the car not responding when you hit the "start" button. The key's rubber seals are designed to keep out water, however submerging a key fob into the pool or ocean water could damage the chip's electronic. If this is the case you'll need to buy a replacement key from Nissan or an automotive locksmith.
If the key fob has functioning chips it's possible that the computer has lost its connection to it, and this could occur for a variety of reasons. This can be resolved by restarting the car. If the "Key ID error" message persists then you should contact Nissan for assistance.
Three typical causes are a battery that is dead on the key fob, a key that is not programmed, or damaged key fob. The first two are fairly easy to fix, and the latter is a bit harder to diagnose and repair in the moment, but it is generally fixable with a bit of perseverance. WhoCanFixMyCar allows you to compare Nissan Key Replacement prices in your area and book your repair. It takes just minutes, and you can even read reviews of customers from local garages, Nissan car mechanics and dealerships before deciding.
Faulty Chip
The key fob on your Nissan Juke contains a special chip that transmits a message to the vehicle each time you turn it. The key might not function if the chip is faulty. If this is the case, the problem can only be solved by replacing the key. The Nissan Juke key may be defective due to a variety of reasons, including water damage or an inactive coin-battery.
If your key fob stops working after washing it or even a bath, you should check the chip for damage from water. Make sure that the metal clips holding the chip are tight. Also, make sure the chip isn't surrounded by water. If you see any indications of water damage to the electronic component, remove the battery and clean it with isopropyl ethanol or electronic cleaner.
If the chip is defective You'll need to contact your local locksmith or dealer. To find a replacement, they will need the year, model and year of your car. It is also necessary record your VIN (Vehicle ID Number) so that the dealer or locksmith can know exactly which key you have. nissan smart key replacement will allow them to verify the correct key code, and ensure they are cutting the correct one.
Faulty Receiver Module
The key fob transmits a radio signal to your vehicle that performs various functions. It can open the trunk as you hurry to get groceries or start your car by pressing the button on the fob. It can also open your windows and switch on the horn if you accidentally lock your keys in the car.
If the key fob ceases working, there may be an issue with the receiver module inside the vehicle. The receiver modules are tuned to detect specific frequencies that match the signals that are transmitted by the Nissan key fob. A faulty receiver module will prevent your car from responding to the signal transmitted by the Nissan key fob.
It is always best to have an extra Nissan key fob in the event that your original key is lost or breaks. A spare key can be programmed by a locksmith or dealership to work with your Nissan and save you the hassle of locking your keys in your car or losing them.
If your Nissan Juke key fob has been exposed to clean water from the tap or rain the issue can be cleaned with isopropyl ethanol or electronic cleaner. However, if the chip is fried and you need to purchase a new key fob which can be coded to your car by a locksmith or dealer.